Door Closer, Norton 8301 Closer Series, Interior and Exterior, Manual, Hydraulic, Closer Performance Heavy Duty, Closer Type Non-Hold Open, Non-Handed, Ligature Resistant No, Closer Mounting Style Top Frame, Standards ANSI A156.4 Grade 2, UL and cUL Listed, ADA Compliant Yes, Finish Dark Bronze Painted, Arm Material Die Cast Aluminum, Arm Type Parallel, Color Dark Bronze, Exterior Door Width 48 in Norton(R) 8300 Series hydraulic door closer has a medium-size body and springs for effective door control. Slimline design requires less mounting space than other closers. Rack and pinion closer has a lightweight aluminum alloy body. Features adjustments for closing, sweep and latch speed, and backcheck. Nonhanded door closer self-closes the door each time the door is opened. Unitrol(R) arm type.